发明名称 |
Light guiding device, reader/writer device for noncontact communication medium, and electronic apparatus |
摘要 |
A light guiding device used for a reader/writer device for a noncontact communication medium is provided with a light guide plate having a transparent main body part which can transmit light inputted from an LED and a protruding part protruding from a part of an end surface of the transparent main body part. A diffusely reflecting part is provided on a lower surface side of the transparent main body part, and a first light emitting part is provided on an upper surface side of the transparent main body part. Reflecting parts are provided on an upper surface side and a lower surface side of the protruding part, and second light emitting part is provided at a leading end. of the protruding part. When the first light emitting part is covered by the noncontact communication medium, the second light emitting part can check a light emitting state.
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申请公布号 |
US8567666(B2) |
申请公布日期 |
2013.10.29 |
申请号 |
US201213611795 |
申请日期 |
2012.09.12 |
申请人 |
TAKAHASHI TAKAYUKI;MINAMI RYOTA;YASUTOMI KENYA;KONISHI TAKAYUKI;PANASONIC CORPORATION |
发明人 |
TAKAHASHI TAKAYUKI;MINAMI RYOTA;YASUTOMI KENYA;KONISHI TAKAYUKI |
分类号 |
G07F19/00 |
主分类号 |
G07F19/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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